Interview of (Sofia News Agency) with Professor┬áRumen Stoyanov, long-time Bulgarian diplomat in Brazil, an acquaintance of Brazil’s new President Dilma Rousseff, her mother Dilma Coimbra Rousseff, and her Bulgarian half-brother Lyuben-Kamen Rusev, on Dilma Rousseff’s election for President of Brazil.

Rumen Stoyanov is a professor of Latin American studies at Sofia University St….